CVE-2026-4525Published

Vault Token Leaked to Backends via Authorization: Bearer Passthrough Header

cve-program · CVE-2026-4525

Published

Vault

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "defaultStatus": "unaffected",
                    "platforms": [
                        "64 bit",
                        "32 bit",
                        "x86",
                        "ARM",
                        "MacOS",
                        "Windows",
                        "Linux"
                    ],
                    "product": "Vault",
                    "repo": "https://github.com/hashicorp/vault",
                    "vendor": "HashiCorp",
                    "versions": [
                        {
                            "lessThan": "2.0.0",
                            "status": "affected",
                            "version": "0.11.2",
                            "versionType": "semver"
                        }
                    ]
                }

Vault Enterprise

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "defaultStatus": "unaffected",
                    "platforms": [
                        "64 bit",
                        "32 bit",
                        "x86",
                        "ARM",
                        "MacOS",
                        "Windows",
                        "Linux"
                    ],
                    "product": "Vault Enterprise",
                    "repo": "https://github.com/hashicorp/vault",
                    "vendor": "HashiCorp",
                    "versions": [
                        {
                            "changes": [
                                {
                                    "at": "1.19.16",
                                    "status": "unaffected"
                                },
                                {
                                    "at": "1.20.10",
                                    "status": "unaffected"
                                },
                                {
                                    "at": "1.21.5",
                                    "status": "unaffected"
                                }
                            ],
                            "lessThan": "2.0.0",
                            "status": "affected",
                            "version": "0.11.2",
                            "versionType": "semver"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2026-23345

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Apr 17, 2026, 3:00:47 AM

dateUpdated: Jul 15, 2026, 12:52:47 AM

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2026-4525

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Modified

Weakness classifications: CWE-201

Original publisher date fields

published: 2026-04-17T04:16:09.997

lastModified: 2026-10-25T23:10:00.167

2 source CPE criteria · context only

cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-72gw-fmmr-c4r4

Published

github.com/hashicorp/vault

SEMVER · introduced 0.11.2 → last_affected 1.21.4

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GO-2026-5199

Published

github.com/hashicorp/vault

SEMVER · introduced 0.11.2

Original source record · Cite this exact observation · Complete original publisher JSON